#include "game.h"
// 0  1  2 3 4 5 6
// 7  8        9 10
// 11 12 13
// 14 15 16
// N S L R
std::vector<char>opposites{1,0,3,2};
std::vector<char> sides{
	'n','s','l','r'
};
std::vector<std::string> lightlevel{
	"off","on","urcooked"
};

#define N (-1)
std::vector<std::vector<char>> map{
	//		0			1			2			3		4				5		 6
			{N,7,N,1}  ,{N,8,0,2} , {N,3,1,N} ,{2,4,N,N},{3,N,5,N}, {9,N,6,4},{10,N,N,5},
	//			7			8											9		   10
			{0,11,N,8} ,{1,13,7,N},									{N,5,10,N},{N,6,N,9},
	//			11			12			13
			{7,14,N,12},{N,N,11,N}, {8,16,N,N},
	//			14			15			16
			{11,N,N,15},{N,N,14,16},{13,N,15,N}
};
#undef N
std::vector<std::vector<std::vector<char>>> visibilitychart{

	{{},{7,8,11,14},{},{1,2,8}},//0
	{{},{7,8,11},{0,7},{2}},
	{{},{3,4},{0,7},{}},//2
	{{2},{4,5},{5,6,9,10},{}},
	{{2,3},{},{5,6,10},{}},//4
	{{3,9,10},{},{6},{4}},
	{{9,10},{},{},{5,4,3}},//6
	{{0,1},{11,14},{},{1,2,8}},
	{{0,1},{13},{7,1},{}},//8
	{{},{6,10},{3,4,5,6},{}},
	{{},{5,6},{},{3,5,9}},//10
	{{0,7},{14},{},{12}},
	{{},{},{11},{}},//12
	{{0,1,8},{},{16},{}},
	{{0,7,11},{},{},{15,16}},//14
	{{},{},{14},{16}},
	{{13},{},{14,15},{}}//16

};

bool cansee(char dest,char pos, char dir) {
	std::vector<char> check=visibilitychart[pos][dir];
	for (char i: check) {
		if (dest==i)return true;
	}
	return false;
}


char moveentity(char pos,char dir,bool backwards) {
	char tmpos=-1;
	if (backwards)tmpos= map[pos][opposites[dir]];
	else tmpos=map[pos][dir];
	if (tmpos==-1) return pos;
	return tmpos;
}
std::vector<std::vector<char>> look={
	{3,2,0,1},
	{2,3,1,0},
	{1,0}
};
char rotateentity(char pos,char dir, bool clockwise) {
	if (pos==13) {
		return look[2][dir];
	}
	return look[!clockwise][dir];
}


bool ifforward() {
	if (IsKeyPressed(KEY_W))return true;
	if (IsKeyPressed(KEY_UP))return true;
	if (IsKeyPressed(KEY_KP_8))return true;
	return false;
}

bool ifbackward() {
	if (IsKeyPressed(KEY_S))return true;
	if (IsKeyPressed(KEY_DOWN))return true;
	if (IsKeyPressed(KEY_KP_2))return true;
	return false;
}

bool ifleft() {
	if (IsKeyPressed(KEY_A))return true;
	if (IsKeyPressed(KEY_LEFT))return true;
	if (IsKeyPressed(KEY_KP_4))return true;
	return false;
}

bool ifright(){
	if (IsKeyPressed(KEY_D))return true;
	if (IsKeyPressed(KEY_RIGHT))return true;
	if (IsKeyPressed(KEY_KP_6))return true;
	return false;
}